linux-kernel - Re: [PATCH] fs/UBIFS: make 'sum' definition closer to where it is used

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Date:   Thu, 01 Mar 2018 17:26:19 +0100
From:   Richard Weinberger <richard@....at>
To:     Liu Song <liu.song11@....com.cn>
Cc:     dedekind1@...il.com, adrian.hunter@...el.com,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
        jiang.biao2@....com.cn, zhong.weidong@....com.cn
Subject: Re: [PATCH] fs/UBIFS: make 'sum' definition closer to where it is used

Am Mittwoch, 28. Februar 2018, 03:42:03 CET schrieb Liu Song:
> Local var sum is only used in one branch, and it may be not used if
> it is defined outside the branch. Try to move the definition into
> the branch to make it closer to where it is actually used.

Does this fix a problem?
I'm not a huge fan of defining variables in the middle of functions unless it 
makes the code really better.

Thanks,
//richard